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<div class="title">Gnuplot.hh</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment">// A C++ interface to gnuplot. </span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment">// This is a direct translation from the C interface</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment">// written by N. Devillard (which is available from</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment">// http://ndevilla.free.fr/gnuplot/).</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment">// As in the C interface this uses pipes and so wont</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment">// run on a system that doesn&#39;t have POSIX pipe </span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment">// support</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment">// Rajarshi Guha</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment">// &lt;rajarshi@presidency.com&gt;</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment">// 07/03/03</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"></span><span class="comment">//</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment">// A little correction for Win32 compatibility</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment">// and MS VC 6.0 done by V.Chyzhdzenka </span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment">// Notes:</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="comment">// 1. Added private method Gnuplot::init().</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="comment">// 2. Temporary file is created in th current</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;<span class="comment">//    folder but not in /tmp.</span></div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="comment">// 3. Added #indef WIN32 e.t.c. where is needed.</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;<span class="comment">// 4. Added private member m_sGNUPlotFileName is</span></div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="comment">//    a name of executed GNUPlot file.</span></div><div class="line"><a name="l00030"></a><span class="lineno">   30</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="comment">// Viktor Chyzhdzenka</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="comment">// e-mail: chyzhdzenka@mail.ru</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="comment">// 20/05/03</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="comment">//</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">#ifndef _GNUPLOT_HH</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">#define _GNUPLOT_HH</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">#include &lt;OpenMesh/Core/System/config.hh&gt;</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="comment">// #ifndef WIN32</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="comment">// #  include &lt;unistd.h&gt;</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="comment">// #else</span></div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="comment">// #  pragma warning (disable : 4786) // Disable 4786 warning for MS VC 6.0</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;<span class="comment">// #endif</span></div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;<span class="preprocessor">#if defined(OM_CC_MIPS)</span></div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;<span class="preprocessor">#  include &lt;stdio.h&gt;</span></div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;<span class="preprocessor">#  include &lt;cstdio&gt;</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;<span class="preprocessor">#include &lt;string&gt;</span></div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="preprocessor">#include &lt;vector&gt;</span></div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;<span class="preprocessor">#include &lt;stdexcept&gt;</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="comment">// ----------------------------------------------------------------------------</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">#ifdef WIN32</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">#  define GP_MAX_TMP_FILES    27 //27 temporary files it&#39;s Microsoft restriction</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#else</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="preprocessor">#  define GP_MAX_TMP_FILES    64</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">#  define GP_TMP_NAME_SIZE    512</span></div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="preprocessor">#  define GP_TITLE_SIZE       80</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">#endif</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="preprocessor">#define GP_CMD_SIZE         1024</span></div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="comment">// ----------------------------------------------------------------------------</span></div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;<span class="keyword">using namespace </span><a class="code" href="a01232.html">std</a>;</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;<span class="comment">// ----------------------------------------------------------------------------</span></div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;</div><div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="a03061.html">   74</a></span>&#160;<span class="keyword">class </span><a class="code" href="a03061.html">GnuplotException</a> : <span class="keyword">public</span> runtime_error</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;{</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;  <span class="keyword">explicit</span> <a class="code" href="a03061.html">GnuplotException</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;msg) : runtime_error(msg){}</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;};</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="comment">// ----------------------------------------------------------------------------</span></div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;</div><div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="a03065.html">   92</a></span>&#160;<span class="keyword">class </span><a class="code" href="a03065.html">Gnuplot</a></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;{</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="keyword">private</span>:</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;  FILE            *gnucmd;</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;  <span class="keywordtype">string</span>           pstyle;</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;  vector&lt;string&gt;   to_delete;</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;  <span class="keywordtype">int</span>              nplots;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;  <span class="keywordtype">bool</span>             get_program_path(<span class="keyword">const</span> <span class="keywordtype">string</span>&amp; );</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;  <span class="keywordtype">bool</span>             valid;</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;</div><div class="line"><a name="l00103"></a><span class="lineno">  103</span>&#160;  <span class="comment">// Name of executed GNUPlot file</span></div><div class="line"><a name="l00104"></a><span class="lineno">  104</span>&#160;  <span class="keyword">static</span> <span class="keywordtype">string</span>    gnuplot_executable_;</div><div class="line"><a name="l00105"></a><span class="lineno">  105</span>&#160;</div><div class="line"><a name="l00106"></a><span class="lineno">  106</span>&#160;  <span class="keywordtype">void</span> init();</div><div class="line"><a name="l00107"></a><span class="lineno">  107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;  <a class="code" href="a03065.html">Gnuplot</a>();</div><div class="line"><a name="l00114"></a><span class="lineno">  114</span>&#160;  </div><div class="line"><a name="l00116"></a><span class="lineno">  116</span>&#160;  <span class="keyword">explicit</span> <a class="code" href="a03065.html">Gnuplot</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _style);</div><div class="line"><a name="l00117"></a><span class="lineno">  117</span>&#160;</div><div class="line"><a name="l00119"></a><span class="lineno">  119</span>&#160;  <a class="code" href="a03065.html">Gnuplot</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _title,</div><div class="line"><a name="l00120"></a><span class="lineno">  120</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _style,</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _xlabel,</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _ylabel,</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;          vector&lt;double&gt; _x, vector&lt;double&gt; _y);</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;  </div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;  <a class="code" href="a03065.html">Gnuplot</a>(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp;_title,</div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp;_style,</div><div class="line"><a name="l00128"></a><span class="lineno">  128</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp;_xlabel,</div><div class="line"><a name="l00129"></a><span class="lineno">  129</span>&#160;          <span class="keyword">const</span> <span class="keywordtype">string</span> &amp;_ylabel,</div><div class="line"><a name="l00130"></a><span class="lineno">  130</span>&#160;          vector&lt;double&gt; _x);</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;  ~<a class="code" href="a03065.html">Gnuplot</a>();</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;  </div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;  <span class="keywordtype">void</span> cmd(<span class="keyword">const</span> <span class="keywordtype">char</span> *_cmd, ...);</div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;  </div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;</div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;  <span class="keywordtype">void</span> set_style(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _style);   </div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;  <span class="keywordtype">void</span> set_ylabel(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _ylabel); </div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;  <span class="keywordtype">void</span> set_xlabel(<span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _xlabel); </div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;</div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;</div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;</div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;  <span class="keywordtype">void</span> plot_x(vector&lt;double&gt; _x, <span class="keyword">const</span> <span class="keywordtype">string</span> &amp;_title);</div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;  </div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;  <span class="keywordtype">void</span> plot_xy(vector&lt;double&gt; _x, vector&lt;double&gt; _y, <span class="keyword">const</span> <span class="keywordtype">string</span>  &amp;_title);</div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;  </div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;  <span class="keywordtype">void</span> plot_slope(</div><div class="line"><a name="l00157"></a><span class="lineno">  157</span>&#160;                  <span class="keywordtype">double</span> _a,</div><div class="line"><a name="l00158"></a><span class="lineno">  158</span>&#160;                  <span class="keywordtype">double</span> _b,</div><div class="line"><a name="l00159"></a><span class="lineno">  159</span>&#160;                  <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _title</div><div class="line"><a name="l00160"></a><span class="lineno">  160</span>&#160;                  );</div><div class="line"><a name="l00161"></a><span class="lineno">  161</span>&#160;  </div><div class="line"><a name="l00163"></a><span class="lineno">  163</span>&#160;  <span class="keywordtype">void</span> plot_equation(</div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;                     <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _equation,</div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;                     <span class="keyword">const</span> <span class="keywordtype">string</span> &amp; _title</div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;                     );</div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;  </div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;  <span class="keywordtype">void</span> reset_plot(<span class="keywordtype">void</span>);</div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;</div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;</div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="a03065.html#a24abcb95740bffac41022227187748e4">  174</a></span>&#160;  <span class="keywordtype">bool</span> <a class="code" href="a03065.html#a24abcb95740bffac41022227187748e4">is_valid</a>(<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> valid; }</div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;</div><div class="line"><a name="l00177"></a><span class="lineno"><a class="line" href="a03065.html#ae8a8d7046bef986dd36922bdfb8ae179">  177</a></span>&#160;  <span class="keywordtype">bool</span> <a class="code" href="a03065.html#ae8a8d7046bef986dd36922bdfb8ae179">is_active</a>(<span class="keywordtype">void</span>)<span class="keyword"> const </span>{ <span class="keywordflow">return</span> this-&gt;nplots &gt; 0; }</div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;};</div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;</div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;</div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="comment">// ----------------------------------------------------------------------------</span></div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="preprocessor">#endif // _GNUPLOT_HH</span></div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="comment">// ============================================================================</span></div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;</div><div class="ttc" id="a03065_html_ae8a8d7046bef986dd36922bdfb8ae179"><div class="ttname"><a href="a03065.html#ae8a8d7046bef986dd36922bdfb8ae179">Gnuplot::is_active</a></div><div class="ttdeci">bool is_active(void) const</div><div class="ttdoc">Is Self active, i.e. does it have an active plot? </div><div class="ttdef"><b>Definition:</b> Gnuplot.hh:177</div></div>
<div class="ttc" id="a03061_html"><div class="ttname"><a href="a03061.html">GnuplotException</a></div><div class="ttdoc">Exception thrown by class Gnuplot. </div><div class="ttdef"><b>Definition:</b> Gnuplot.hh:74</div></div>
<div class="ttc" id="a03065_html_a24abcb95740bffac41022227187748e4"><div class="ttname"><a href="a03065.html#a24abcb95740bffac41022227187748e4">Gnuplot::is_valid</a></div><div class="ttdeci">bool is_valid(void) const</div><div class="ttdoc">Is Self valid? </div><div class="ttdef"><b>Definition:</b> Gnuplot.hh:174</div></div>
<div class="ttc" id="a01232_html"><div class="ttname"><a href="a01232.html">std</a></div><div class="ttdoc">STL namespace. </div></div>
<div class="ttc" id="a03065_html"><div class="ttname"><a href="a03065.html">Gnuplot</a></div><div class="ttdoc">Utility class interfacing with Gnuplot. </div><div class="ttdef"><b>Definition:</b> Gnuplot.hh:92</div></div>
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